vidar | 12a97140043e32e3a4f15bb9a17e16692d06c33cd56bb6d497ac6be2c5c02093

Analysis

max time kernel
51s
max time network
51s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
15-02-2023 21:27

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General

Target

Setup.exe
Size

761.7MB
MD5

ddcd572aa21f1a3d9d15459ada5211b7
SHA1

dc27ed639e0217a762dee91ce87e78dc90df6894
SHA256

8ec2c0ea0b7d5c37f660d008204d2ab0b9e16068c5170a1f47a00b1a976ae338
SHA512

ccba90ae230d133ba6a9c86ace2e7dea623a15334dd92dd4e0851f2e0450dcf19475b1714e67f0ba0026840168ff4861b8bfdd315fb9c5d8558a4f71467921f2
SSDEEP

6144:MUGCyZKR2xcdgN8BMStlQfAk/X0DfU/8utzIPrdWspxFoZDf820w7/6Fip6y/OMm:MUGCp7e82fZPMfq3tzWdvoZL92fMBg

Score

10^/10

vidar 408 spyware stealer

Malware Config

Extracted

Family

vidar

Version

2.5

Botnet

408

Attributes

profile_id
408

Signatures

Vidar
Vidar is an infostealer based on Arkei stealer.
stealer vidar
Downloads MZ/PE file
Executes dropped EXE 1 IoCs

Processes:

03765832139639293839.exe

pid process

1224 03765832139639293839.exe
Loads dropped DLL 4 IoCs

Processes:

AppLaunch.exe

pid process

520 AppLaunch.exe
520 AppLaunch.exe
520 AppLaunch.exe
520 AppLaunch.exe
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Accesses 2FA software files, possible credential harvesting 2 TTPs
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials in Files
T1081
Suspicious use of SetThreadContext 1 IoCs

Processes:

Setup.exe

description pid process target process

PID 1596 set thread context of 520 1596 Setup.exe AppLaunch.exe

pid	process
1224	03765832139639293839.exe

pid	process
520	AppLaunch.exe
520	AppLaunch.exe
520	AppLaunch.exe
520	AppLaunch.exe

description	pid	process	target process
PID 1596 set thread context of 520	1596	Setup.exe	AppLaunch.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

AppLaunch.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AppLaunch.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	AppLaunch.exe

Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

1336 timeout.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

AppLaunch.exe

pid process

520 AppLaunch.exe

pid	process
1336	timeout.exe

pid	process
520	AppLaunch.exe

Suspicious use of WriteProcessMemory 33 IoCs

Processes:

Setup.exeAppLaunch.exe03765832139639293839.execmd.execmd.exe

description	pid	process	target process
PID 1596 wrote to memory of 520	1596	Setup.exe	AppLaunch.exe
PID 1596 wrote to memory of 520	1596	Setup.exe	AppLaunch.exe
PID 1596 wrote to memory of 520	1596	Setup.exe	AppLaunch.exe
PID 1596 wrote to memory of 520	1596	Setup.exe	AppLaunch.exe
PID 1596 wrote to memory of 520	1596	Setup.exe	AppLaunch.exe
PID 1596 wrote to memory of 520	1596	Setup.exe	AppLaunch.exe
PID 1596 wrote to memory of 520	1596	Setup.exe	AppLaunch.exe
PID 1596 wrote to memory of 520	1596	Setup.exe	AppLaunch.exe
PID 1596 wrote to memory of 520	1596	Setup.exe	AppLaunch.exe
PID 520 wrote to memory of 1224	520	AppLaunch.exe	03765832139639293839.exe
PID 520 wrote to memory of 1224	520	AppLaunch.exe	03765832139639293839.exe
PID 520 wrote to memory of 1224	520	AppLaunch.exe	03765832139639293839.exe
PID 520 wrote to memory of 1224	520	AppLaunch.exe	03765832139639293839.exe
PID 1224 wrote to memory of 1732	1224	03765832139639293839.exe	cmd.exe
PID 1224 wrote to memory of 1732	1224	03765832139639293839.exe	cmd.exe
PID 1224 wrote to memory of 1732	1224	03765832139639293839.exe	cmd.exe
PID 1732 wrote to memory of 292	1732	cmd.exe	choice.exe
PID 1732 wrote to memory of 292	1732	cmd.exe	choice.exe
PID 1732 wrote to memory of 292	1732	cmd.exe	choice.exe
PID 520 wrote to memory of 960	520	AppLaunch.exe	cmd.exe
PID 520 wrote to memory of 960	520	AppLaunch.exe	cmd.exe
PID 520 wrote to memory of 960	520	AppLaunch.exe	cmd.exe
PID 520 wrote to memory of 960	520	AppLaunch.exe	cmd.exe
PID 520 wrote to memory of 960	520	AppLaunch.exe	cmd.exe
PID 520 wrote to memory of 960	520	AppLaunch.exe	cmd.exe
PID 520 wrote to memory of 960	520	AppLaunch.exe	cmd.exe
PID 960 wrote to memory of 1336	960	cmd.exe	timeout.exe
PID 960 wrote to memory of 1336	960	cmd.exe	timeout.exe
PID 960 wrote to memory of 1336	960	cmd.exe	timeout.exe
PID 960 wrote to memory of 1336	960	cmd.exe	timeout.exe
PID 960 wrote to memory of 1336	960	cmd.exe	timeout.exe
PID 960 wrote to memory of 1336	960	cmd.exe	timeout.exe
PID 960 wrote to memory of 1336	960	cmd.exe	timeout.exe

C:\Users\Admin\AppData\Local\Temp\Setup.exe
"C:\Users\Admin\AppData\Local\Temp\Setup.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1596

C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
2⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:520

C:\ProgramData\03765832139639293839.exe
"C:\ProgramData\03765832139639293839.exe"
3⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1224

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\03765832139639293839.exe
4⤵
- Suspicious use of WriteProcessMemory
PID:1732

C:\Windows\system32\choice.exe
choice /C Y /N /D Y /T 0
5⤵
PID:292

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c timeout /t 6 & del /f /q "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe" & exit
3⤵
- Suspicious use of WriteProcessMemory
PID:960

C:\Windows\SysWOW64\timeout.exe
timeout /t 6
4⤵
- Delays execution with timeout.exe
PID:1336

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\ProgramData\03765832139639293839.exe
Filesize
7.4MB

MD5
c20965f0f720fe1249562be190dd17b2

SHA1
21ebe0421472c864756ff113154e34d27e536f12

SHA256
fa0eb0c07f81650f16550fae12b5d286ef2c4cadb1ab19ce13bdb83762d1a4a3

SHA512
c48da05164703bcab01eb40409222b2587dd8a5324d6467a836f28395cb155d2861c256306ea951cd1911696a53558100150c74add89f66380d90f1925d8bc9b

Download Submit
\ProgramData\03765832139639293839.exe
Filesize
7.4MB

MD5
c20965f0f720fe1249562be190dd17b2

SHA1
21ebe0421472c864756ff113154e34d27e536f12

SHA256
fa0eb0c07f81650f16550fae12b5d286ef2c4cadb1ab19ce13bdb83762d1a4a3

SHA512
c48da05164703bcab01eb40409222b2587dd8a5324d6467a836f28395cb155d2861c256306ea951cd1911696a53558100150c74add89f66380d90f1925d8bc9b

Download Submit
\ProgramData\03765832139639293839.exe
Filesize
7.4MB

MD5
c20965f0f720fe1249562be190dd17b2

SHA1
21ebe0421472c864756ff113154e34d27e536f12

SHA256
fa0eb0c07f81650f16550fae12b5d286ef2c4cadb1ab19ce13bdb83762d1a4a3

SHA512
c48da05164703bcab01eb40409222b2587dd8a5324d6467a836f28395cb155d2861c256306ea951cd1911696a53558100150c74add89f66380d90f1925d8bc9b

Download Submit
\ProgramData\mozglue.dll
Filesize
593KB

MD5
c8fd9be83bc728cc04beffafc2907fe9

SHA1
95ab9f701e0024cedfbd312bcfe4e726744c4f2e

SHA256
ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

SHA512
fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

Download Submit
\ProgramData\nss3.dll
Filesize
2.0MB

MD5
1cc453cdf74f31e4d913ff9c10acdde2

SHA1
6e85eae544d6e965f15fa5c39700fa7202f3aafe

SHA256
ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

SHA512
dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

Download Submit
memory/292-92-0x0000000000000000-mapping.dmp

Download
memory/520-57-0x0000000000400000-0x0000000000472000-memory.dmp

Filesize
456KB

Download
memory/520-67-0x0000000050FC0000-0x00000000510B3000-memory.dmp

Filesize
972KB

Download
memory/520-63-0x0000000000432A3C-mapping.dmp

Download
memory/520-64-0x0000000000400000-0x0000000000472000-memory.dmp

Filesize
456KB

Download
memory/520-55-0x0000000000400000-0x0000000000472000-memory.dmp

Filesize
456KB

Download
memory/520-66-0x0000000000400000-0x0000000000472000-memory.dmp

Filesize
456KB

Download
memory/960-93-0x0000000000000000-mapping.dmp

Download
memory/1224-89-0x0000000000000000-mapping.dmp

Download
memory/1336-95-0x0000000000000000-mapping.dmp

Download
memory/1596-54-0x00000000761F1000-0x00000000761F3000-memory.dmp

Filesize
8KB

Download
memory/1732-91-0x0000000000000000-mapping.dmp

Download